The product is obtained by prehydrogenation of petroleum light fraction, catalytic reforming and separation.
                                    
                                    
                                        
                                            Product characteristics
                                        
                                        Sinochem Holdings provides two kinds of petroleum mixed xylene, which are 3 ° and 5 °. The product has high purity, low bromine index, and very low copper / lead / arsenic content, which is a good raw material for PX plant.